From 2199f5c4b59645e54c4c192811f1fd06d4fde7c5 Mon Sep 17 00:00:00 2001 From: zhujingpeng Date: Thu, 4 Jul 2024 22:08:43 +0800 Subject: [PATCH] ANDROID: GKI: Add initialization for rwsem's oem_data and vendor_data. Add initialization for rwsem's oem_data and vendor_data. The __init_rwsem() already contains a hook, but this function may be called before the rwsem_init hook is registered, causing some rwsem's oem_data to be uninitialized and causing unpredictable errors Bug: 351133539 Change-Id: I7bbb83894d200102bc7d84e91678f164529097a0 Signed-off-by: zhujingpeng --- kernel/locking/rwsem.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c index 067b6b08a399..8efb11b8b6d2 100644 --- a/kernel/locking/rwsem.c +++ b/kernel/locking/rwsem.c @@ -343,6 +343,8 @@ void __init_rwsem(struct rw_semaphore *sem, const char *name, #ifdef CONFIG_RWSEM_SPIN_ON_OWNER osq_lock_init(&sem->osq); #endif + android_init_vendor_data(sem, 1); + android_init_oem_data(sem, 1); trace_android_vh_rwsem_init(sem); } EXPORT_SYMBOL(__init_rwsem);